* {
    margin: 0;
    padding: 0;
}

body {
    background-color: #f3f5f7;
}

.w {
    margin: auto;
    width: 1200px;
}

li {
    list-style: none;
}

.header {
    height: 40px;
    margin: 30px auto;
}

.logo {
    height: 42px;
    width: 198px;
    float: left;
}

.nav {
    float: left;
    margin-left: 45px;
}

.nav ul li {
    float: left;
    margin: 0 5px;
}

a {
    text-decoration: none;
}

.nav ul li a:hover {
    border-bottom: 2px solid #00a4ff;
}

.nav ul li a {
    display: block;
    height: 42px;
    line-height: 42px;
    padding: 0 10px;
    color: black;
}

.search {
    width: 412px;
    height: 42px;
    background-color: skyblue;
    margin-left: 20px;
    float: left;
}

.user {
    float: left;
    margin-left: 50px;
    font-size: 18px;
    color: #666;
}

.banner {
    height: 421px;
    background-color: #1c036c;
}

.banner .w {
    height: 421px;
    background-image: url(../images/banner2_20190819_210028.png);
    background-repeat: no-repeat;
}

.banner-left {
    width: 190px;
    height: 421px;
    float: left;
    background: rgba(0, 0, 0, 0.4);
}

.banner-left li {
    width: 170px;
    height: 50px;
    padding-left: 20px;
    line-height: 50px;
    font-size: 14px;
    margin-top: 3px;
}

.banner-left li:hover {
    background-color: #00a4ff;
}

.banner-left li a {
    color: #cccccc;
}

.banner-left li span {
    float: right;
    font-size: 20px;
    margin-right: 15px;
    color: #cccccc;
}

.banner-right {
    width: 230px;
    height: 300px;
    background-color: white;
    float: right;
    margin-top: 50px;
}

.banner-right-top {
    width: 230px;
    height: 50px;
    background-color: #00a4ff;
    color: #f3f5f7;
    text-align: center;
    line-height: 50px;
}

.banner-right-xia {
    width: 230px;
    height: 250px;
    color: #666;
    background-color: white;
}

.banner-right-xia>div {
    margin: 20px;
}

.banner-right-xia>div>div {
    margin-bottom: 20px;
}

.banner-right-xia div>div p {
    font-size: 10px;
}

.kcbutton {
    margin-top: 5px;
    text-align: center;
}

.goods {
    width: 1200px;
    margin: auto;
    margin-top: 15px;
    box-shadow: 0 0 10px 5px rgba(0, 0, 0, 0.3);
    height: 60px;
    background-color: #fff;
}

.goods div h3 {
    color: #00a4ff;
    height: 60px;
    display: inline;
    font-size: 20px;
    line-height: 60px;
    margin-left: 20px;
    float: left;
    margin-right: 20px;
}

.goods div span {
    color: #666;
    height: 60px;
    font-weight: 100;
    line-height: 60px;
    margin-left: 20px;
}

.goods .sm {
    float: left;
}

.goods .zj li {
    display: inline;
    height: 60px;
    line-height: 60px;
    margin-left: 20px;
}

.goods .zj {
    float: left;
    margin-left: 20px;
}

.xm {
    float: right;
}

.skkc {
    overflow: hidden;
    padding-top: 10px;
}

.skkc ul li {
    width: 228px;
    height: 270px;
    background-color: #fff;
    float: left;
    margin-left: 11px;
    margin-bottom: 10px;
}

.skkc ul li:hover {
    box-shadow: 0 0 10px 5px rgba(0, 0, 0, 0.4);
}

.gg {
    float: left;
    margin-left: 50px;
}

.gg ul li a {
    color: #666;
    font-size: 14px;
}

.app {
    display: block;
    margin-top: 30px;
    width: 100px;
    height: 40px;
    text-align: center;
    line-height: 40px;
    font-size: 15px;
    color: aqua;
    border: 1px solid aqua;
}

.app:hover {
    border: 2px solid aqua;
    background-color: #00a4ff;
    box-shadow: 0 0 5px 5px rgba(0, 0, 0, 0.3);
}